Finding the Fourth Proportional to 8,737,549.44, 12,057,873.84 and 4,870,315.68
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Solution
The fourth proportional to 8,737,549.44, 12,057,873.84 and 4,870,315.68 is: 6,721,066.64
Step by Step Solution
- Step 1: Write the proportion equation
8,737,549.44 : 12,057,873.84 = 4,870,315.68 : x - Step 2: Convert to fraction form
8,737,549.44/12,057,873.84 = 4,870,315.68/x - Step 3: Cross multiply
8,737,549.44x = 12,057,873.84 × 4,870,315.68 - Step 4: Simplify right side
8,737,549.44x = 58,725,652,030,413.80 - Step 5: Solve for x
x = 58,725,652,030,413.80/8,737,549.44 - Step 6: Final answer
x = 6,721,066.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.